Upscale and Upper crust

Upscale adjective - Appealing to affluent consumers.

Upper crust and upscale are semantically related. In some cases you can use "Upper crust" instead an adjective "Upscale".

Upper crust noun - Individuals carefully selected as being the best of a class.

Upscale and upper crust are semantically related. Sometimes you can use "Upscale" instead an adjective phrase "Upper crust".